Run a python script on remote machines ansible module script
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running a python script on remote machines using ansible is a powerful way to manage and automate tasks across multiple servers. ansible is an open-source automation tool that simplifies the process of application deployment, configuration management, and orchestration.
prerequisites
1. **ansible installed**: ensure that ansible is installed on your control machine. you can install it via pip:
2. **ssh access**: you must have ssh access to the remote machines where you want to run the python script.
3. **python installed on remote machines**: ensure that python is installed on the remote machines.
4. **inventory file**: create an inventory file (e.g., `hosts.ini`) that lists the remote machines.
step-by-step tutorial
#### step 1: create an inventory file
create a file called `hosts.ini` and add the ip addresses or hostnames of the remote machines:
#### step 2: create a python script
create a python script that you want to run on the remote machines. for example, create a file called `script.py`:
#### step 3: create an ansible playbook
create an ansible playbook (e.g., `run_script.yml`) that defines the tasks to run the python script on the remote machines.
step 4: run the ansible playbook
you can now run the ansible playbook using the following command:
explanation of the ansible playbook
1. **hosts**: specifies the group of hosts to target (in this case, `my_servers`).
2. **tasks**:
**copy python script**: the `copy` module copies `script.py` from your control machine to the `/tmp` directory on each remote machine and sets the execution permissions.
**execute the python script**: the `command` module runs the python script using python 3. the `inventory_hostname` variable is passed as an argument to the script, which will print the name of the host running it.
**show output**: the `debug` module displays the output from the script execution.
step 5: verify the output
once the playbook has finished ru ...
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